Ingredients

3 cups medium noodles (4 oz.)

1 cup chopped celery

1/4 cup chopped onion

1/4 cup butter

1/4 cup all-purpose flour

2 to 3 Tbsp., Dijon-style mustard

2-1/4 cups milk

1 - 12 oz. can chunk tuna, drained

1/2 cup bottled roasted red sweet peppers, chopped

Potato chips, optional

Preparation

  1. Preheat oven to 375 degrees F. In large saucepan cook noodles according to package directions. Drain; return noodles to pan.
  2. For sauce, in medium saucepan cook celery and onion in hot butter until tender. Stir in flour, mustard, and 1/4 teaspoon black pepper. Add milk all at once; cook and stir until slightly thickened and bubbly, whisking to remove any lumps.
  3. Gently fold sauce, tuna, and peppers into noodles. Transfer to lightly greased 1-1/2-quart baking dish. Top with chips. bake, uncovered, 30 to 35 minutes, until heated through. Let stand 5 minutes.